Ambience lamp



FIG. 1 is a front elevational view of an ambience lamp according to one embodiment of the claimed design;

FIG. 2 is a rear elevational view thereof;

FIG. 3 is a left-side elevational view thereof;

FIG. 4 is a right-side elevational view thereof;

FIG. 5 is a top view thereof; and,

FIG. 6 is a bottom view thereof.

The broken line disclosure represents portions of the lamp which form no part of the claimed design. 

CLAIM The ornamental design for an ambience lamp, as shown and described. 